TRIASSIC BRECCIAS AND CONGLOMERATES OF SOUTH DEVON. 83 



"was not a larger series of rocks exhibited. The Author's argu- 

 ment appeared to be that the breccias contained granites, dyke-rocks, 

 and surface-lavas ; that the two former of these came from the 

 Dartmoor area ; and that it was not unreasonable to suppose that 

 the third class came from the same source. 



g2 



